After purchasing a product, you can only use basic functions of the product. To use advanced functions or expand capacity, you must purchase the feature license or capacity license.

The license reduces costs for you. You can select the licenses to obtain a customized product. If you do not need some advanced features or functions, you can buy the devices that do not provide these features or functions to reduce costs. If you need additional features or functions in future, you can buy licenses to implement them, but do not need to buy new devices. The devices provide these features or functions without affecting existing services. Maintenance efficiency is improved and investment is saved.

The product type is incorrect. In this case, the license enters the Default state, and you need to apply for a new license.

The license has been revoked. If you run the display license revoke ticketcommand, a revocation code is displayed . In this case, use the revocation code and other required information to apply for a new license. For details, see the License Application Guide.

What Should I Do If the State of a Commercial License Changes Because the Chassis Is Replaced or an Incorrect ESN Is Used to Apply for the License?

Run the display esn command to check the ESN of the local device, and run the display licenseverbos command to check the ESN used to apply for the license (displayed in the License file ESN field). If the two ESNs are different, the license is in Trial state (you can check the license state using the display license command). Apply for and load a new license before the expiration date of the trail license.

NOTE:

The license cannot be activated if it is in Demo or Trail state.

What Precautions Should Be Taken When I Use a License in a CSS System?

In a CSS system, to apply for licenses, you must enter the ESNs of the two switches. If the licenses contain only the ESN of the master switch, the licenses cannot be activated on the standby switch. In this case, the CSS can be established but the features controlled by licenses do not take effect after a switchover. You must re-apply for the licenses. If the licenses contain only the ESN of the standby switch, the licenses cannot be activated.

Can the Device Be Used Without a License?

The basic functions of the device can be used without a license. The commands related to MPLS, NQA, IPv6, and traffic distribution features can be configured but the configurations do not take effect. To use these features, apply for the licenses for the features.

Do I Need to Apply for a New License After Moving an MPU from One Chassis to a New Chassis Without a License?

The license is bound to the chassis ESN. You need to apply for a new license for the new chassis no matter whether a license has been activated for the MPU on other chassis.

Do I Need to Apply for a New License After Replacing the MPU of a Chassis With a License?

The license is bound to the chassis ESN. You do not need to apply for a new license as long as the original license can be activated on the new MPU.

Do I Need to Activate the License Again After a Switch Is Powered Off and Restarted?

The license can restore to active state automatically, and you do not need to activate it again.

Do I Need to Manually Load and Activate a License on a Slave MPU?

The slave MPU can synchronize the license file form the master MPU, and you do not need to load and activate it on the slave MPU.

What Will Occur When a Trail License Expires?

The feature controlled by this license will be unavailable immediately after the trail period expires. Therefore, you need to apply for a new license and activate the license before the expiration date of the current license.

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